Wittnauer Tank – Mechanical – Black Factory Dial – 10K Gold-Filled Case – 29 × 28 mm An elegant vintage Swiss timepiece with a distinctive geometric character, this Wittnauer combines a compact Tank-style case with an attractive black factory dial. Its radiating dial texture, contrasting applied numerals and square small-seconds register create a refined composition, complemented by a 10K gold-filled case and classic black leather strap. Technical Details Brand: Wittnauer Model: Tank-style dress watch Case: 10K gold-filled Dimensions: Approximately 29 × 28 mm, excluding the crown Crystal: Acrylic Dial: Black factory dial with a fine radiating textured pattern Hour markers: Applied Arabic numerals alternating with baton markers Hands: Contrasting pointed hour and minute hands Movement: Swiss mechanical movement Functions: Hours, minutes and small seconds Small seconds: Square subsidiary dial positioned at 6 o’clock Case back: Solid, with 10K gold-filled marking Water resistance: Not tested Strap: Generic black leather strap with an embossed finish Wrist size: Suitable for a wrist of up to approximately 20 cm Accessories: Supplied with a generic presentation box Condition Report Grade B – Good condition, with signs of use consistent with age. The case displays surface scratches, small marks and wear around the bezel, corners and lugs. The case back also shows scratches consistent with age and use. The black dial retains its distinctive textured appearance, with age-related marks and patina visible on the dial, hands and applied markers. The acrylic crystal shows surface marks, while the leather strap presents signs of wear. Please examine the photographs carefully, as they form an essential part of the condition description. Water resistance has not been tested. Contact with water should therefore be avoided unless the watch is professionally pressure-tested and resealed. Story & Heritage The appeal of a vintage shaped watch lies in its proportions and the way each detail contributes to the whole. This Wittnauer expresses that charm through a framed black dial, angular case and restrained arrangement of contrasting numerals. Viewed closely, the dial reveals a fine radiating pattern that brings depth to its dark surface. The applied markers catch the light, while the pointed hands provide an elegant focal point. At 6 o’clock, the square small-seconds register echoes the geometry of the case, giving the design a particularly cohesive character. The 10K gold-filled construction adds material interest, while the compact dimensions offer the understated presence associated with traditional dress watches. Paired with a black leather strap, the watch has a versatile appearance suited to both formal clothing and a more relaxed vintage style. Its Swiss mechanical movement completes the experience, connecting the wearer with the quiet rhythm of traditional watchmaking. With its black factory dial and distinctive small-seconds configuration, this Wittnauer offers an appealing combination of decorative detail, mechanical character and vintage elegance. Internal Reference Number - Xtm. 243